These extraordinary visuals have offered scientists their closest‑ever look at where space weather originates, helping to ...

Scientists have discovered that Uranus gives off more heat than it takes in from the Sun, revealing that the planet still ...

Exciting new findings reveal that WASP-121b, a blazing-hot giant planet, may have formed far from its star in a colder, ice-rich region—before migrating inward to its current extreme orbit. Chemical f ...

A respected physicist has warned that the mysterious object approaching Earth has shown clear signs that it's not a harmless comet.